package com.mew.common.util;



import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;

/**
 * @Author King.Song
 * @Date 2019/8/14 0014
 **/
public class MD5Encrypt {


    public final static String MD5(String s) {
        char hexDigits[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
        try {
            byte[] strTemp = s.getBytes();
            MessageDigest  mdTemp = MessageDigest.getInstance("MD5");
            mdTemp.update(strTemp);
            byte[] md = mdTemp.digest();
            int j = md.length;
            char str[]  = new char[j*2];
            int k = 0;
            for(int i=0; i<j; i++){
                byte b = md[i];
                str[k++] = hexDigits[b>>4&0xf];
                str[k++] = hexDigits[b&0xf];
            }
            return new String(str);
        }catch(Exception e) {
            return null;
        }
    }

}
